arch/blackfin/mach-bf533/boards/stamp.c

   1 /*
   2  * Copyright 2004-2009 Analog Devices Inc.
   3  *                2005 National ICT Australia (NICTA)
   4  *                      Aidan Williams <aidan@nicta.com.au>
   5  *
   6  * Licensed under the GPL-2 or later.
   7  */
   8
   9 #include <linux/device.h>
  10 #include <linux/platform_device.h>
  11 #include <linux/mtd/mtd.h>
  12 #include <linux/mtd/partitions.h>
  13 #include <linux/mtd/physmap.h>
  14 #include <linux/spi/spi.h>
  15 #include <linux/spi/flash.h>
  16 #include <linux/spi/mmc_spi.h>
  17 #if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
  18 #include <linux/usb/isp1362.h>
  19 #endif
  20 #include <linux/gpio.h>
  21 #include <linux/irq.h>
  22 #include <linux/i2c.h>
  23 #include <asm/dma.h>
  24 #include <asm/bfin5xx_spi.h>
  25 #include <asm/reboot.h>
  26 #include <asm/portmux.h>
  27 #include <asm/dpmc.h>
  28
  29 /*
  30  * Name the Board for the /proc/cpuinfo
  31  */
  32 const char bfin_board_name[] = "ADI BF533-STAMP";
  33
  34 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
  35 static struct platform_device rtc_device = {
  36         .name = "rtc-bfin",
  37         .id   = -1,
  38 };
  39 #endif
  40
  41 /*
  42  *  Driver needs to know address, irq and flag pin.
  43  */
  44 #if IS_ENABLED(CONFIG_SMC91X)
  45 #include <linux/smc91x.h>
  46
  47 static struct smc91x_platdata smc91x_info = {
  48         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  49         .leda = RPC_LED_100_10,
  50         .ledb = RPC_LED_TX_RX,
  51 };
  52
  53 static struct resource smc91x_resources[] = {
  54         {
  55                 .name = "smc91x-regs",
  56                 .start = 0x20300300,
  57                 .end = 0x20300300 + 16,
  58                 .flags = IORESOURCE_MEM,
  59         }, {
  60                 .start = IRQ_PF7,
  61                 .end = IRQ_PF7,
  62                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
  63         },
  64 };
  65
  66 static struct platform_device smc91x_device = {
  67         .name = "smc91x",
  68         .id = 0,
  69         .num_resources = ARRAY_SIZE(smc91x_resources),
  70         .resource = smc91x_resources,
  71         .dev    = {
  72                 .platform_data  = &smc91x_info,
  73         },
  74 };
  75 #endif
  76
  77 #if IS_ENABLED(CONFIG_USB_NET2272)
  78 static struct resource net2272_bfin_resources[] = {
  79         {
  80                 .start = 0x20300000,
  81                 .end = 0x20300000 + 0x100,
  82                 .flags = IORESOURCE_MEM,
  83         }, {
  84                 .start = 1,
  85                 .flags = IORESOURCE_BUS,
  86         }, {
  87                 .start = IRQ_PF10,
  88                 .end = IRQ_PF10,
  89                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
  90         },
  91 };
  92
  93 static struct platform_device net2272_bfin_device = {
  94         .name = "net2272",
  95         .id = -1,
  96         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
  97         .resource = net2272_bfin_resources,
  98 };
  99 #endif
 100
 101 #if IS_ENABLED(CONFIG_MTD_BFIN_ASYNC)
 102 static struct mtd_partition stamp_partitions[] = {
 103         {
 104                 .name   = "bootloader(nor)",
 105                 .size   = 0x40000,
 106                 .offset = 0,
 107         }, {
 108                 .name   = "linux kernel(nor)",
 109                 .size   = 0x180000,
 110                 .offset = MTDPART_OFS_APPEND,
 111         }, {
 112                 .name   = "file system(nor)",
 113                 .size   = MTDPART_SIZ_FULL,
 114                 .offset = MTDPART_OFS_APPEND,
 115         }
 116 };
 117
 118 static struct physmap_flash_data stamp_flash_data = {
 119         .width    = 2,
 120         .parts    = stamp_partitions,
 121         .nr_parts = ARRAY_SIZE(stamp_partitions),
 122 };
 123
 124 static struct resource stamp_flash_resource[] = {
 125         {
 126                 .name  = "cfi_probe",
 127                 .start = 0x20000000,
 128                 .end   = 0x203fffff,
 129                 .flags = IORESOURCE_MEM,
 130         }, {
 131                 .start = 0x7BB07BB0,    /* AMBCTL0 setting when accessing flash */
 132                 .end   = 0x7BB07BB0,    /* AMBCTL1 setting when accessing flash */
 133                 .flags = IORESOURCE_MEM,
 134         }, {
 135                 .start = GPIO_PF0,
 136                 .flags = IORESOURCE_IRQ,
 137         }
 138 };
 139
 140 static struct platform_device stamp_flash_device = {
 141         .name          = "bfin-async-flash",
 142         .id            = 0,
 143         .dev = {
 144                 .platform_data = &stamp_flash_data,
 145         },
 146         .num_resources = ARRAY_SIZE(stamp_flash_resource),
 147         .resource      = stamp_flash_resource,
 148 };
 149 #endif
 150
 151 #if IS_ENABLED(CONFIG_MTD_M25P80)
 152 static struct mtd_partition bfin_spi_flash_partitions[] = {
 153         {
 154                 .name = "bootloader(spi)",
 155                 .size = 0x00040000,
 156                 .offset = 0,
 157                 .mask_flags = MTD_CAP_ROM
 158         }, {
 159                 .name = "linux kernel(spi)",
 160                 .size = 0x180000,
 161                 .offset = MTDPART_OFS_APPEND,
 162         }, {
 163                 .name = "file system(spi)",
 164                 .size = MTDPART_SIZ_FULL,
 165                 .offset = MTDPART_OFS_APPEND,
 166         }
 167 };
 168
 169 static struct flash_platform_data bfin_spi_flash_data = {
 170         .name = "m25p80",
 171         .parts = bfin_spi_flash_partitions,
 172         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 173         .type = "m25p64",
 174 };
 175
 176 /* SPI flash chip (m25p64) */
 177 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 178         .enable_dma = 0,         /* use dma transfer with this chip*/
 179 };
 180 #endif
 181
 182 #if IS_ENABLED(CONFIG_MMC_SPI)
 183 #define MMC_SPI_CARD_DETECT_INT IRQ_PF5
 184 static int bfin_mmc_spi_init(struct device *dev,
 185         irqreturn_t (*detect_int)(int, void *), void *data)
 186 {
 187         return request_irq(MMC_SPI_CARD_DETECT_INT, detect_int,
 188                 IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
 189                 "mmc-spi-detect", data);
 190 }
 191
 192 static void bfin_mmc_spi_exit(struct device *dev, void *data)
 193 {
 194         free_irq(MMC_SPI_CARD_DETECT_INT, data);
 195 }
 196
 197 static struct mmc_spi_platform_data bfin_mmc_spi_pdata = {
 198         .init = bfin_mmc_spi_init,
 199         .exit = bfin_mmc_spi_exit,
 200         .detect_delay = 100, /* msecs */
 201 };
 202
 203 static struct bfin5xx_spi_chip  mmc_spi_chip_info = {
 204         .enable_dma = 0,
 205         .pio_interrupt = 0,
 206 };
 207 #endif
 208
 209 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 210 #if IS_ENABLED(CONFIG_MTD_M25P80)
 211         {
 212                 /* the modalias must be the same as spi device driver name */
 213                 .modalias = "m25p80", /* Name of spi_driver for this device */
 214                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 215                 .bus_num = 0, /* Framework bus number */
 216                 .chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
 217                 .platform_data = &bfin_spi_flash_data,
 218                 .controller_data = &spi_flash_chip_info,
 219                 .mode = SPI_MODE_3,
 220         },
 221 #endif
 222
 223 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
 224         {
 225                 .modalias = "ad1836",
 226                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 227                 .bus_num = 0,
 228                 .chip_select = 4,
 229                 .platform_data = "ad1836", /* only includes chip name for the moment */
 230                 .mode = SPI_MODE_3,
 231         },
 232 #endif
 233
 234 #if IS_ENABLED(CONFIG_SPI_SPIDEV)
 235         {
 236                 .modalias = "spidev",
 237                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 238                 .bus_num = 0,
 239                 .chip_select = 1,
 240         },
 241 #endif
 242 #if IS_ENABLED(CONFIG_MMC_SPI)
 243         {
 244                 .modalias = "mmc_spi",
 245                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 246                 .bus_num = 0,
 247                 .chip_select = 4,
 248                 .platform_data = &bfin_mmc_spi_pdata,
 249                 .controller_data = &mmc_spi_chip_info,
 250                 .mode = SPI_MODE_3,
 251         },
 252 #endif
 253 };
 254
 255 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 256 /* SPI (0) */
 257 static struct resource bfin_spi0_resource[] = {
 258         [0] = {
 259                 .start = SPI0_REGBASE,
 260                 .end   = SPI0_REGBASE + 0xFF,
 261                 .flags = IORESOURCE_MEM,
 262         },
 263         [1] = {
 264                 .start = CH_SPI,
 265                 .end   = CH_SPI,
 266                 .flags = IORESOURCE_DMA,
 267         },
 268         [2] = {
 269                 .start = IRQ_SPI,
 270                 .end   = IRQ_SPI,
 271                 .flags = IORESOURCE_IRQ,
 272         }
 273 };
 274
 275 /* SPI controller data */
 276 static struct bfin5xx_spi_master bfin_spi0_info = {
 277         .num_chipselect = 8,
 278         .enable_dma = 1,  /* master has the ability to do dma transfer */
 279         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 280 };
 281
 282 static struct platform_device bfin_spi0_device = {
 283         .name = "bfin-spi",
 284         .id = 0, /* Bus number */
 285         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 286         .resource = bfin_spi0_resource,
 287         .dev = {
 288                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 289         },
 290 };
 291 #endif  /* spi master and devices */
 292
 293 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
 294 #ifdef CONFIG_SERIAL_BFIN_UART0
 295 static struct resource bfin_uart0_resources[] = {
 296         {
 297                 .start = BFIN_UART_THR,
 298                 .end = BFIN_UART_GCTL+2,
 299                 .flags = IORESOURCE_MEM,
 300         },
 301         {
 302                 .start = IRQ_UART0_TX,
 303                 .end = IRQ_UART0_TX,
 304                 .flags = IORESOURCE_IRQ,
 305         },
 306         {
 307                 .start = IRQ_UART0_RX,
 308                 .end = IRQ_UART0_RX,
 309                 .flags = IORESOURCE_IRQ,
 310         },
 311         {
 312                 .start = IRQ_UART0_ERROR,
 313                 .end = IRQ_UART0_ERROR,
 314                 .flags = IORESOURCE_IRQ,
 315         },
 316         {
 317                 .start = CH_UART0_TX,
 318                 .end = CH_UART0_TX,
 319                 .flags = IORESOURCE_DMA,
 320         },
 321         {
 322                 .start = CH_UART0_RX,
 323                 .end = CH_UART0_RX,
 324                 .flags = IORESOURCE_DMA,
 325         },
 326 };
 327
 328 static unsigned short bfin_uart0_peripherals[] = {
 329         P_UART0_TX, P_UART0_RX, 0
 330 };
 331
 332 static struct platform_device bfin_uart0_device = {
 333         .name = "bfin-uart",
 334         .id = 0,
 335         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
 336         .resource = bfin_uart0_resources,
 337         .dev = {
 338                 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
 339         },
 340 };
 341 #endif
 342 #endif
 343
 344 #if IS_ENABLED(CONFIG_BFIN_SIR)
 345 #ifdef CONFIG_BFIN_SIR0
 346 static struct resource bfin_sir0_resources[] = {
 347         {
 348                 .start = 0xFFC00400,
 349                 .end = 0xFFC004FF,
 350                 .flags = IORESOURCE_MEM,
 351         },
 352         {
 353                 .start = IRQ_UART0_RX,
 354                 .end = IRQ_UART0_RX+1,
 355                 .flags = IORESOURCE_IRQ,
 356         },
 357         {
 358                 .start = CH_UART0_RX,
 359                 .end = CH_UART0_RX+1,
 360                 .flags = IORESOURCE_DMA,
 361         },
 362 };
 363
 364 static struct platform_device bfin_sir0_device = {
 365         .name = "bfin_sir",
 366         .id = 0,
 367         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 368         .resource = bfin_sir0_resources,
 369 };
 370 #endif
 371 #endif
 372
 373 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
 374 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 375 static struct resource bfin_sport0_uart_resources[] = {
 376         {
 377                 .start = SPORT0_TCR1,
 378                 .end = SPORT0_MRCS3+4,
 379                 .flags = IORESOURCE_MEM,
 380         },
 381         {
 382                 .start = IRQ_SPORT0_RX,
 383                 .end = IRQ_SPORT0_RX+1,
 384                 .flags = IORESOURCE_IRQ,
 385         },
 386         {
 387                 .start = IRQ_SPORT0_ERROR,
 388                 .end = IRQ_SPORT0_ERROR,
 389                 .flags = IORESOURCE_IRQ,
 390         },
 391 };
 392
 393 static unsigned short bfin_sport0_peripherals[] = {
 394         P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
 395         P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0
 396 };
 397
 398 static struct platform_device bfin_sport0_uart_device = {
 399         .name = "bfin-sport-uart",
 400         .id = 0,
 401         .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
 402         .resource = bfin_sport0_uart_resources,
 403         .dev = {
 404                 .platform_data = &bfin_sport0_peripherals, /* Passed to driver */
 405         },
 406 };
 407 #endif
 408 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 409 static struct resource bfin_sport1_uart_resources[] = {
 410         {
 411                 .start = SPORT1_TCR1,
 412                 .end = SPORT1_MRCS3+4,
 413                 .flags = IORESOURCE_MEM,
 414         },
 415         {
 416                 .start = IRQ_SPORT1_RX,
 417                 .end = IRQ_SPORT1_RX+1,
 418                 .flags = IORESOURCE_IRQ,
 419         },
 420         {
 421                 .start = IRQ_SPORT1_ERROR,
 422                 .end = IRQ_SPORT1_ERROR,
 423                 .flags = IORESOURCE_IRQ,
 424         },
 425 };
 426
 427 static unsigned short bfin_sport1_peripherals[] = {
 428         P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
 429         P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0
 430 };
 431
 432 static struct platform_device bfin_sport1_uart_device = {
 433         .name = "bfin-sport-uart",
 434         .id = 1,
 435         .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
 436         .resource = bfin_sport1_uart_resources,
 437         .dev = {
 438                 .platform_data = &bfin_sport1_peripherals, /* Passed to driver */
 439         },
 440 };
 441 #endif
 442 #endif
 443
 444 #if IS_ENABLED(CONFIG_BFIN_SPORT)
 445 static struct resource bfin_sport0_resources[] = {
 446         {
 447                 .start = SPORT0_TCR1,
 448                 .end = SPORT0_MRCS3+4,
 449                 .flags = IORESOURCE_MEM,
 450         },
 451         {
 452                 .start = IRQ_SPORT0_TX,
 453                 .end = IRQ_SPORT0_TX+1,
 454                 .flags = IORESOURCE_IRQ,
 455         },
 456         {
 457                 .start = IRQ_SPORT0_RX,
 458                 .end = IRQ_SPORT0_RX+1,
 459                 .flags = IORESOURCE_IRQ,
 460         },
 461         {
 462                 .start = IRQ_SPORT0_ERROR,
 463                 .end = IRQ_SPORT0_ERROR,
 464                 .flags = IORESOURCE_IRQ,
 465         },
 466         {
 467                 .start = CH_SPORT0_TX,
 468                 .end = CH_SPORT0_TX,
 469                 .flags = IORESOURCE_DMA,
 470         },
 471         {
 472                 .start = CH_SPORT0_RX,
 473                 .end = CH_SPORT0_RX,
 474                 .flags = IORESOURCE_DMA,
 475         },
 476 };
 477 static struct platform_device bfin_sport0_device = {
 478         .name = "bfin_sport_raw",
 479         .id = 0,
 480         .num_resources = ARRAY_SIZE(bfin_sport0_resources),
 481         .resource = bfin_sport0_resources,
 482         .dev = {
 483                 .platform_data = &bfin_sport0_peripherals,
 484         },
 485 };
 486 #endif
 487
 488 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
 489 #include <linux/input.h>
 490 #include <linux/gpio_keys.h>
 491
 492 static struct gpio_keys_button bfin_gpio_keys_table[] = {
 493         {BTN_0, GPIO_PF5, 0, "gpio-keys: BTN0"},
 494         {BTN_1, GPIO_PF6, 0, "gpio-keys: BTN1"},
 495         {BTN_2, GPIO_PF8, 0, "gpio-keys: BTN2"},
 496 };
 497
 498 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
 499         .buttons        = bfin_gpio_keys_table,
 500         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
 501 };
 502
 503 static struct platform_device bfin_device_gpiokeys = {
 504         .name      = "gpio-keys",
 505         .dev = {
 506                 .platform_data = &bfin_gpio_keys_data,
 507         },
 508 };
 509 #endif
 510
 511 #if IS_ENABLED(CONFIG_I2C_GPIO)
 512 #include <linux/i2c-gpio.h>
 513
 514 static struct i2c_gpio_platform_data i2c_gpio_data = {
 515         .sda_pin                = GPIO_PF2,
 516         .scl_pin                = GPIO_PF3,
 517         .sda_is_open_drain      = 0,
 518         .scl_is_open_drain      = 0,
 519         .udelay                 = 10,
 520 };
 521
 522 static struct platform_device i2c_gpio_device = {
 523         .name           = "i2c-gpio",
 524         .id             = 0,
 525         .dev            = {
 526                 .platform_data  = &i2c_gpio_data,
 527         },
 528 };
 529 #endif
 530
 531 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 532 #if IS_ENABLED(CONFIG_JOYSTICK_AD7142)
 533         {
 534                 I2C_BOARD_INFO("ad7142_joystick", 0x2C),
 535                 .irq = 39,
 536         },
 537 #endif
 538 #if IS_ENABLED(CONFIG_BFIN_TWI_LCD)
 539         {
 540                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
 541         },
 542 #endif
 543 #if IS_ENABLED(CONFIG_INPUT_PCF8574)
 544         {
 545                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
 546                 .irq = 39,
 547         },
 548 #endif
 549 #if IS_ENABLED(CONFIG_FB_BFIN_7393)
 550         {
 551                 I2C_BOARD_INFO("bfin-adv7393", 0x2B),
 552         },
 553 #endif
 554 #if IS_ENABLED(CONFIG_BFIN_TWI_LCD)
 555         {
 556                 I2C_BOARD_INFO("ad5252", 0x2f),
 557         },
 558 #endif
 559 };
 560
 561 static const unsigned int cclk_vlev_datasheet[] =
 562 {
 563         VRPAIR(VLEV_085, 250000000),
 564         VRPAIR(VLEV_090, 376000000),
 565         VRPAIR(VLEV_095, 426000000),
 566         VRPAIR(VLEV_100, 426000000),
 567         VRPAIR(VLEV_105, 476000000),
 568         VRPAIR(VLEV_110, 476000000),
 569         VRPAIR(VLEV_115, 476000000),
 570         VRPAIR(VLEV_120, 600000000),
 571         VRPAIR(VLEV_125, 600000000),
 572         VRPAIR(VLEV_130, 600000000),
 573 };
 574
 575 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 576         .tuple_tab = cclk_vlev_datasheet,
 577         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 578         .vr_settling_time = 25 /* us */,
 579 };
 580
 581 static struct platform_device bfin_dpmc = {
 582         .name = "bfin dpmc",
 583         .dev = {
 584                 .platform_data = &bfin_dmpc_vreg_data,
 585         },
 586 };
 587
 588 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S) || \
 589         IS_ENABLED(CONFIG_SND_BF5XX_AC97)
 590
 591 #include <asm/bfin_sport.h>
 592
 593 #define SPORT_REQ(x) \
 594         [x] = {P_SPORT##x##_TFS, P_SPORT##x##_DTPRI, P_SPORT##x##_TSCLK, \
 595                 P_SPORT##x##_RFS, P_SPORT##x##_DRPRI, P_SPORT##x##_RSCLK, 0}
 596
 597 static const u16 bfin_snd_pin[][7] = {
 598         SPORT_REQ(0),
 599         SPORT_REQ(1),
 600 };
 601
 602 static struct bfin_snd_platform_data bfin_snd_data[] = {
 603         {
 604                 .pin_req = &bfin_snd_pin[0][0],
 605         },
 606         {
 607                 .pin_req = &bfin_snd_pin[1][0],
 608         },
 609 };
 610
 611 #define BFIN_SND_RES(x) \
 612         [x] = { \
 613                 { \
 614                         .start = SPORT##x##_TCR1, \
 615                         .end = SPORT##x##_TCR1, \
 616                         .flags = IORESOURCE_MEM \
 617                 }, \
 618                 { \
 619                         .start = CH_SPORT##x##_RX, \
 620                         .end = CH_SPORT##x##_RX, \
 621                         .flags = IORESOURCE_DMA, \
 622                 }, \
 623                 { \
 624                         .start = CH_SPORT##x##_TX, \
 625                         .end = CH_SPORT##x##_TX, \
 626                         .flags = IORESOURCE_DMA, \
 627                 }, \
 628                 { \
 629                         .start = IRQ_SPORT##x##_ERROR, \
 630                         .end = IRQ_SPORT##x##_ERROR, \
 631                         .flags = IORESOURCE_IRQ, \
 632                 } \
 633         }
 634
 635 static struct resource bfin_snd_resources[][4] = {
 636         BFIN_SND_RES(0),
 637         BFIN_SND_RES(1),
 638 };
 639 #endif
 640
 641 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
 642 static struct platform_device bfin_i2s_pcm = {
 643         .name = "bfin-i2s-pcm-audio",
 644         .id = -1,
 645 };
 646 #endif
 647
 648 #if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
 649 static struct platform_device bfin_ac97_pcm = {
 650         .name = "bfin-ac97-pcm-audio",
 651         .id = -1,
 652 };
 653 #endif
 654
 655 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
 656 static const char * const ad1836_link[] = {
 657         "bfin-i2s.0",
 658         "spi0.4",
 659 };
 660 static struct platform_device bfin_ad1836_machine = {
 661         .name = "bfin-snd-ad1836",
 662         .id = -1,
 663         .dev = {
 664                 .platform_data = (void *)ad1836_link,
 665         },
 666 };
 667 #endif
 668
 669 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD73311)
 670 static const unsigned ad73311_gpio[] = {
 671         GPIO_PF4,
 672 };
 673
 674 static struct platform_device bfin_ad73311_machine = {
 675         .name = "bfin-snd-ad73311",
 676         .id = 1,
 677         .dev = {
 678                 .platform_data = (void *)ad73311_gpio,
 679         },
 680 };
 681 #endif
 682
 683 #if IS_ENABLED(CONFIG_SND_SOC_AD73311)
 684 static struct platform_device bfin_ad73311_codec_device = {
 685         .name = "ad73311",
 686         .id = -1,
 687 };
 688 #endif
 689
 690 #if IS_ENABLED(CONFIG_SND_SOC_AD74111)
 691 static struct platform_device bfin_ad74111_codec_device = {
 692         .name = "ad74111",
 693         .id = -1,
 694 };
 695 #endif
 696
 697 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_I2S)
 698 static struct platform_device bfin_i2s = {
 699         .name = "bfin-i2s",
 700         .id = CONFIG_SND_BF5XX_SPORT_NUM,
 701         .num_resources =
 702                 ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
 703         .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
 704         .dev = {
 705                 .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
 706         },
 707 };
 708 #endif
 709
 710 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AC97)
 711 static struct platform_device bfin_ac97 = {
 712         .name = "bfin-ac97",
 713         .id = CONFIG_SND_BF5XX_SPORT_NUM,
 714         .num_resources =
 715                 ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
 716         .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
 717         .dev = {
 718                 .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
 719         },
 720 };
 721 #endif
 722
 723 static struct platform_device *stamp_devices[] __initdata = {
 724
 725         &bfin_dpmc,
 726
 727 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
 728         &rtc_device,
 729 #endif
 730
 731 #if IS_ENABLED(CONFIG_SMC91X)
 732         &smc91x_device,
 733 #endif
 734
 735 #if IS_ENABLED(CONFIG_USB_NET2272)
 736         &net2272_bfin_device,
 737 #endif
 738
 739 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 740         &bfin_spi0_device,
 741 #endif
 742
 743 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
 744 #ifdef CONFIG_SERIAL_BFIN_UART0
 745         &bfin_uart0_device,
 746 #endif
 747 #endif
 748
 749 #if IS_ENABLED(CONFIG_BFIN_SIR)
 750 #ifdef CONFIG_BFIN_SIR0
 751         &bfin_sir0_device,
 752 #endif
 753 #endif
 754
 755 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
 756 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 757         &bfin_sport0_uart_device,
 758 #endif
 759 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 760         &bfin_sport1_uart_device,
 761 #endif
 762 #endif
 763
 764 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
 765         &bfin_device_gpiokeys,
 766 #endif
 767
 768 #if IS_ENABLED(CONFIG_I2C_GPIO)
 769         &i2c_gpio_device,
 770 #endif
 771
 772 #if IS_ENABLED(CONFIG_MTD_BFIN_ASYNC)
 773         &stamp_flash_device,
 774 #endif
 775
 776 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
 777         &bfin_i2s_pcm,
 778 #endif
 779
 780 #if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
 781         &bfin_ac97_pcm,
 782 #endif
 783
 784 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
 785         &bfin_ad1836_machine,
 786 #endif
 787
 788 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD73311)
 789         &bfin_ad73311_machine,
 790 #endif
 791
 792 #if IS_ENABLED(CONFIG_SND_SOC_AD73311)
 793         &bfin_ad73311_codec_device,
 794 #endif
 795
 796 #if IS_ENABLED(CONFIG_SND_SOC_AD74111)
 797         &bfin_ad74111_codec_device,
 798 #endif
 799
 800 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_I2S)
 801         &bfin_i2s,
 802 #endif
 803
 804 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AC97)
 805         &bfin_ac97,
 806 #endif
 807 };
 808
 809 static int __init net2272_init(void)
 810 {
 811 #if IS_ENABLED(CONFIG_USB_NET2272)
 812         int ret;
 813
 814         /* Set PF0 to 0, PF1 to 1 make /AMS3 work properly */
 815         ret = gpio_request(GPIO_PF0, "net2272");
 816         if (ret)
 817                 return ret;
 818
 819         ret = gpio_request(GPIO_PF1, "net2272");
 820         if (ret) {
 821                 gpio_free(GPIO_PF0);
 822                 return ret;
 823         }
 824
 825         ret = gpio_request(GPIO_PF11, "net2272");
 826         if (ret) {
 827                 gpio_free(GPIO_PF0);
 828                 gpio_free(GPIO_PF1);
 829                 return ret;
 830         }
 831
 832         gpio_direction_output(GPIO_PF0, 0);
 833         gpio_direction_output(GPIO_PF1, 1);
 834
 835         /* Reset the USB chip */
 836         gpio_direction_output(GPIO_PF11, 0);
 837         mdelay(2);
 838         gpio_set_value(GPIO_PF11, 1);
 839 #endif
 840
 841         return 0;
 842 }
 843
 844 static int __init stamp_init(void)
 845 {
 846         int ret;
 847
 848         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 849
 850         i2c_register_board_info(0, bfin_i2c_board_info,
 851                                 ARRAY_SIZE(bfin_i2c_board_info));
 852
 853         ret = platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 854         if (ret < 0)
 855                 return ret;
 856
 857 #if IS_ENABLED(CONFIG_SMC91X)
 858         /*
 859          * setup BF533_STAMP CPLD to route AMS3 to Ethernet MAC.
 860          * the bfin-async-map driver takes care of flipping between
 861          * flash and ethernet when necessary.
 862          */
 863         ret = gpio_request(GPIO_PF0, "enet_cpld");
 864         if (!ret) {
 865                 gpio_direction_output(GPIO_PF0, 1);
 866                 gpio_free(GPIO_PF0);
 867         }
 868 #endif
 869
 870         if (net2272_init())
 871                 pr_warning("unable to configure net2272; it probably won't work\n");
 872
 873         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 874         return 0;
 875 }
 876
 877 arch_initcall(stamp_init);
 878
 879 static struct platform_device *stamp_early_devices[] __initdata = {
 880 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
 881 #ifdef CONFIG_SERIAL_BFIN_UART0
 882         &bfin_uart0_device,
 883 #endif
 884 #endif
 885
 886 #if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
 887 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 888         &bfin_sport0_uart_device,
 889 #endif
 890 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 891         &bfin_sport1_uart_device,
 892 #endif
 893 #endif
 894 };
 895
 896 void __init native_machine_early_platform_add_devices(void)
 897 {
 898         printk(KERN_INFO "register early platform devices\n");
 899         early_platform_add_devices(stamp_early_devices,
 900                 ARRAY_SIZE(stamp_early_devices));
 901 }
 902
 903 void native_machine_restart(char *cmd)
 904 {
 905         /* workaround pull up on cpld / flash pin not being strong enough */
 906         gpio_request(GPIO_PF0, "flash_cpld");
 907         gpio_direction_output(GPIO_PF0, 0);
 908 }